MI

Masami Igi

SC Sumika Fine Chemicals Co.: 6 patents #1 of 28Top 4%
Overall (2002): #5,697 of 266,432Top 3%
6
Patents 2002

Issued Patents 2002

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6476227 Piperidine derivative and process for preparing the same Kiyoshi Sugi, Nobushige Itaya, Tadashi Katsura, Shigeya Yamazaki, Taro Ishibashi +3 more 2002-11-05
6458975 Production methods of citalopram and an intermediate therefor Tetsuya Ikemoto, Wei-Guo Gao, Nobuhiro Arai 2002-10-01
6433168 Highly pure phenothiazine compound, production method thereof, production method of intermediate therefor, and hydrate and novel crystal as starting materials for the intermediate Shigeya Yamazaki, Hiroyuki Yumoto 2002-08-13
6433195 Production methods of 5-phthalancarbonitrile compound and an intermediate therefor Tetsuya Ikemoto 2002-08-13
6433196 Production method of citalopram, intermediate therefor and production method of the intermediate Tetsuya Ikemoto, Wei-Guo Gao, Nobuhiro Arai 2002-08-13
6395910 Production method of 5-phthalancarbonitrile compound, intermediate therefor and production method of the intermediate Tetsuya Ikemoto 2002-05-28